then she became quite steely as she tried to defend what the obama administration knew about the attack. jill dougherty is following developments for us this morning. tell me first, jill, how the secretary's testimony has been received? >> reporter: well, you know, there were a lot of emotional highs in that, as you know, soledad, and we're going to see secretary clinton again this morning in about three hours. she'll be back on capitol hill at the senate for the confirmation hearing for the man we expect will be the successor for her here at the state department, and that is senator john kerry. but her testimony on benghazi is still making waves. if she was tired by more than five and a half hours of testifying on the deadly attack in benghazi, the recently ailing secretary of state hillary clinton denied she was holding anything back from congress. >> that's not who i am. that's not what i do. >> reporter: there was no doubt how personally clinton took the death of the four americans in benghazi. >> i stood next to president obama as the marines carried those flag-draped caskets off t